Question

Can you tell me what is wrong and fix this code. Thanks

#include <iostream>

#include <string>

#include <fstream>

#include <sstream>

using namespace std;

//function

void displaymenu1();

int main ( int argc, char** argv )

{

string filename;

string character;

string enter;

int menu1=4;

char repeat; // = 'Y' / 'N';

string fname; string fName; string lname; string Lname; string number; string Number; string ch; string Displayall; string line; string search; string found;

  

string document[1000][6];

  

ifstream infile;

char s[1000];

infile.open (filename); //name of file here. plz mention Complete path if file is not at root

  

int counter=0;

  

if (!infile) //if file opened

{ cout <<"Error with opening file";

exit(0);

}

{

  

while(infile.eof()==0) { //get row from text file

infile>>s;

cout<<s<<" ";

}

cout<< "\n";

stringstream ss(line); //stream to other variable   

ss>>fName>>Lname>>number;   

document[counter][0] =fName;

document[counter][1] =Lname;

document[counter][2] =number;

counter++;

}

infile.close(); //close file

cout<<"File scan done........"<<endl;

}

else //if file not found show the below message

  

{

cout << "Sorry, we could not find the file." << endl;

}

int i;

do {

  

displaymenu1(); //display the menu

  

cin >> menu1;

i=0;

switch (menu1)

  

{

  

case 1:

  

cout <<"\n\nDisplayall";

  

cout<<endl;

  

for(int i=0;i<counter;i++){

  

cout<<document[i][0]<<","<<document[i][1]<<","<<document[i][2]<<endl;

  

}

  

break;

  

case 2:

  

cout << "\nSearch by fname";

  

cin >> fname;

cout << "Item Found";

for(int i=0;i<counter;i++){

  

if(fname.compare(document[i][0])==0)

  

cout<<document[i][0]<<"\t"<<document[i][1]<<"\t"<<document[i][2]<<endl;

  

}

break;

  

case 3:

  

cout << "\nSearch by Lname";

  

cin >> Lname;

cout << "Item Found";

for(int i=0;i<counter;i++){

  

if(Lname.compare(document[i][1])==0)

  

cout<<document[i][0]<<"\t"<<document[i][1]<<"\t"<<document[i][2]<<endl;

  

}

  

  

break;

  

case 4:

  

cout << "\nSearch by number";

  

cin >> number;

  

for(int i=0;i<counter;i++){

  

if(number.compare(document[i][2])==0)

  

cout<<document[i][0]<<"\t"<<document[i][1]<<"\t"<<document[i][2]<<endl;

  

}

  

break;

  

case 5:

  

return 0;

  

}

//calculator stuff, better to be in a separate function

  

cout << "\n Do you want to continue (Y/N)?\n";

  

cout << "You must type a 'Y' or an 'N' :";

  

cin >> repeat;   

getline(cin, enter);

void displaymenu1(){

cout << "\n\nPlease pick one of the following Choices" << endl;

cout << "1)" << " displayall " << endl;

cout << "2)" << "search by fname" << endl;

cout << "3)" << "search by lname " << endl;

cout << "4)" << "search by number" << endl;

cout << "5)" << "to exit." << endl;

cout<<"Enter your choice : ";

}while ((repeat == 'Y') || (repeat == 'y'));

cout << "exit \n";

return 0;

}

  

Answer 1

/*We did not get the moto of the code, but we did some syntax corrections in the code.Now the code compiles fine. If the moto of code is given We can help you solve the code.

#include <iostream>

#include <string>

#include <fstream>

#include <sstream>

using namespace std;

//function

void displaymenu1();

int main ( int argc, char** argv ) {

string filename;

string character;

string enter;

int menu1=4;

char repeat; // = 'Y' / 'N';

string fname,fName,lname,Lname,number,Number,ch,Displayall,line,search,found;

string document[1000][6];

ifstream infile;

char s[1000];

infile.open (filename); //name of file here. plz mention Complete path if file is not at root

int counter=0;

if (!infile.is_open()) //if file opened

{

cout<<"Error with opening file"<<endl;

exit(0);

}

{

while(infile.eof()==0) { //get row from text file

infile>>s;

cout<<s<<" ";

}

cout<< "\n";

stringstream ss(line); //stream to other variable

ss>>fName>>Lname>>number;

document[counter][0] =fName;

document[counter][1] =Lname;

document[counter][2] =number;

counter++;

}

infile.close(); //close file

cout<<"File scan done........"<<endl;

int i;

do {

displaymenu1(); //display the menu

cin >> menu1;

i=0;

switch (menu1) {

case 1:

cout <<"\n\nDisplayall"<<endl;

for(int i=0;i<counter;i++){

cout<<document[i][0]<<","<<document[i][1]<<","<<document[i][2]<<endl;

}

break;

case 2:

cout << "\nSearch by fname";

cin >> fname;

cout << "Item Found";

for(int i=0;i<counter;i++){

if(fname.compare(document[i][0])==0)

cout<<document[i][0]<<"\t"<<document[i][1]<<"\t"<<document[i][2]<<endl;

}

break;

case 3:

cout << "\nSearch by Lname";

cin >> Lname;

cout << "Item Found";

for(int i=0;i<counter;i++){

if(Lname.compare(document[i][1])==0)

cout<<document[i][0]<<"\t"<<document[i][1]<<"\t"<<document[i][2]<<endl;

}

break;

case 4:

cout << "\nSearch by number";

cin >> number;

for(int i=0;i<counter;i++){

if(number.compare(document[i][2])==0)

cout<<document[i][0]<<"\t"<<document[i][1]<<"\t"<<document[i][2]<<endl;

}

break;

case 5:

return 0;

}

//calculator stuff, better to be in a separate function

cout << "\n Do you want to continue (Y/N)?\n";

cout << "You must type a 'Y' or an 'N' :";

cin >> repeat;

getline(cin, enter);

}while ((repeat == 'Y') || (repeat == 'y'));

cout << "exit \n";

return 0;

}

void displaymenu1(){

cout << "\n\nPlease pick one of the following Choices" << endl;

cout << "1)" << " displayall " << endl;

cout << "2)" << "search by fname" << endl;

cout << "3)" << "search by lname " << endl;

cout << "4)" << "search by number" << endl;

cout << "5)" << "to exit." << endl;

cout<<"Enter your choice : ";

} */

//======================New Corrected Code=============================

/*Assumptions made :

file name to be input.txt

input format assumed like in below given input file

*/

#include <iostream>
#include <string>
#include <fstream>
#include <sstream>

using namespace std;

//function
void displaymenu1();

int main ( int argc, char** argv ) {
   int menu1=4;
   int counter=0;
   string filename = "input.txt", character, enter, fname, fName, lname, Lname, number, Number, ch, Displayall, line, search, found;
   string document[1000][6];
   ifstream infile;
   char repeat; // = 'Y' / 'N';
   char s[1000];
   infile.open (filename); //name of file here. plz mention Complete path if file is not at root
   if (!infile.is_open()) //if file opened
   {
       cout << "Error with opening file" << endl;
       exit(0);
   }
   while(getline(infile,line)) { //get row from text file
       stringstream ss(line); //stream to other variable
       ss>>fName>>Lname>>number;
       document[counter][0] =fName;
       document[counter][1] =Lname;
       document[counter][2] =number;
       counter++;
   }
   infile.close(); //close file
   cout << "File scan done........" << endl;
   do {
       displaymenu1(); //display the menu
       cin >> menu1;
       switch (menu1) {
           case 1:
           {
               cout << "Displayall" << endl;
               for(int i=0;i<counter;i++){
                   cout << document[i][0] << "," << document[i][1] << "," << document[i][2] << endl;
               }
               break;
           }
           case 2:
           {
               cout << "Search by fname" << endl;
               cin >> fname;
               int i;
               for(i=0;i<counter;i++){
                   if(fname.compare(document[i][0])==0){
                       cout << "Item Found" << endl;
                       cout << document[i][0] << "\t" << document[i][1] << "\t" << document[i][2] << endl;
                       break;
                   }
               }
               if (i == counter) {
                   cout << "Item Not Found" << endl;
               }
               break;
           }
           case 3:
           {
               cout << "Search by Lname" << endl;
               cin >> Lname;
               int i;
               for(i=0;i<counter;i++){
                   if(Lname.compare(document[i][1])==0) {
                       cout << "Item Found" << endl;
                       cout << document[i][0] << "\t" << document[i][1] << "\t" << document[i][2] << endl;
                       break;
                   }
               }
               if (i == counter) {
                   cout << "Item Not Found" << endl;
               }
               break;
           }
           case 4:
           {
               cout << "Search by number" << endl;
               cin >> number;
               int i;
               for(i=0;i<counter;i++){
                   if(number.compare(document[i][2])==0) {
                       cout << "Item Found" << endl;
                       cout << document[i][0] << "\t" << document[i][1] << "\t" << document[i][2] <<endl;
                       break;
                   }
               }
               if (i == counter) {
                   cout << "Item Not Found" << endl;
               }
               break;
           }
           case 5:
               return 0;
           default :
               cout << "Invalid Option" << endl;
               return 1;
       }
   //calculator stuff, better to be in a separate function
   cout << "Do you want to continue (Y/N)?" << endl;
   cout << "You must type a 'Y' or an 'N' :" << endl;
   cin >> repeat;
   getline(cin, enter);
   }while ((repeat == 'Y') || (repeat == 'y'));
   cout << "exit" << endl;
   return 0;
}

void displaymenu1() {
   cout <<endl << "Please pick one of the following Choices" << endl;
   cout << "1)" << " displayall " << endl;
   cout << "2)" << "search by fname" << endl;
   cout << "3)" << "search by lname " << endl;
   cout << "4)" << "search by number" << endl;
   cout << "5)" << "to exit." << endl;
   cout<<"Enter your choice : "<<endl;
}

/*

=================================INPUT FILE(assumed)==================

a apple 1
b boy 2

=================================OUT PUT=========================

File scan done........

Please pick one of the following Choices
1) displayall
2)search by fname
3)search by lname
4)search by number
5)to exit.
Enter your choice :
1
Displayall
a,apple,1
b,boy,2
Do you want to continue (Y/N)?
You must type a 'Y' or an 'N' :
Y

Please pick one of the following Choices
1) displayall
2)search by fname
3)search by lname
4)search by number
5)to exit.
Enter your choice :
2
Search by fname
a
Item Found
a   apple   1
Do you want to continue (Y/N)?
You must type a 'Y' or an 'N' :
Y

Please pick one of the following Choices
1) displayall
2)search by fname
3)search by lname
4)search by number
5)to exit.
Enter your choice :
3
Search by Lname
apple
Item Found
a   apple   1
Do you want to continue (Y/N)?
You must type a 'Y' or an 'N' :
Y

Please pick one of the following Choices
1) displayall
2)search by fname
3)search by lname
4)search by number
5)to exit.
Enter your choice :
4
Search by number
1
Item Found
a   apple   1
Do you want to continue (Y/N)?
You must type a 'Y' or an 'N' :
N
exit

=========================================================*/